Q. Most common arrhythmia in Holiday heart syndrome is? A. Atrial flutter B. Atrial fibrillation C. Ventricular tachycardia D. Ventricular fibrillation Ans: B Explanation: Holiday heart syndrome is defined as an acute cardiac rhythm and/or conduction disturbance, most commonly supraventricular tachyarrhythmia in the form of atrial fibrillation, associated with heavy ethanol consumption in a person without other clinical evidence of heart disease. Typically, this resolves rapidly with spontaneous recovery during subsequent abstinence from alcohol use.
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